export const getUUID = () => {
  let str = "0123456789abcdef";
  let arr: any = [];
  for (let i = 0; i < 36; i++) {
    arr.push(str.substr(Math.floor(Math.random() * 0x10), 1));
  }
  arr[14] = 4;
  arr[19] = str.substr((arr[19] & 0x3) | 0x8, 1);
  arr[8] = arr[13] = arr[18] = arr[23] = "-";
  return arr.join("");
};
